Kazushi Hirota, Toshimori Sekine: Phase Relation in the System PbO–PbGeO3. In: Bulletin of the Chemical Society of Japan. 52, 1979, S. 1368, doi:10.1246/bcsj.52.1368.
Ning Wang, Jie Ding u. a.: Synthesis and properties of PbGeO3 nanostructures. In: Crystal Research and Technology. 45, 2010, S. 316, doi:10.1002/crat.200900516.